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-rw-r--r--src/gallium/state_trackers/dri/dri2.c25
-rw-r--r--src/gallium/state_trackers/dri/dri_screen.h1
2 files changed, 19 insertions, 7 deletions
diff --git a/src/gallium/state_trackers/dri/dri2.c b/src/gallium/state_trackers/dri/dri2.c
index a11a6cbbb0c..7f7fbc47e6d 100644
--- a/src/gallium/state_trackers/dri/dri2.c
+++ b/src/gallium/state_trackers/dri/dri2.c
@@ -354,7 +354,8 @@ dri2_allocate_buffer(__DRIscreen *sPriv,
whandle.type = DRM_API_HANDLE_TYPE_KMS;
screen->base.screen->resource_get_handle(screen->base.screen,
- buffer->resource, &whandle);
+ buffer->resource, &whandle,
+ PIPE_HANDLE_USAGE_EXPLICIT_FLUSH | PIPE_HANDLE_USAGE_READ);
buffer->base.attachment = attachment;
buffer->base.name = whandle.handle;
@@ -539,7 +540,8 @@ dri2_allocate_textures(struct dri_context *ctx,
whandle.type = DRM_API_HANDLE_TYPE_KMS;
drawable->textures[statt] =
screen->base.screen->resource_from_handle(screen->base.screen,
- &templ, &whandle);
+ &templ, &whandle,
+ PIPE_HANDLE_USAGE_EXPLICIT_FLUSH | PIPE_HANDLE_USAGE_READ);
assert(drawable->textures[statt]);
}
}
@@ -756,7 +758,7 @@ dri2_create_image_from_winsys(__DRIscreen *_screen,
whandle->stride = pitch * util_format_get_blocksize(pf);
img->texture = screen->base.screen->resource_from_handle(screen->base.screen,
- &templ, whandle);
+ &templ, whandle, PIPE_HANDLE_USAGE_READ_WRITE);
if (!img->texture) {
FREE(img);
return NULL;
@@ -765,6 +767,7 @@ dri2_create_image_from_winsys(__DRIscreen *_screen,
img->level = 0;
img->layer = 0;
img->dri_format = format;
+ img->use = 0;
img->loader_private = loaderPrivate;
return img;
@@ -884,6 +887,7 @@ dri2_create_image(__DRIscreen *_screen,
img->layer = 0;
img->dri_format = format;
img->dri_components = 0;
+ img->use = use;
img->loader_private = loaderPrivate;
return img;
@@ -893,31 +897,38 @@ static GLboolean
dri2_query_image(__DRIimage *image, int attrib, int *value)
{
struct winsys_handle whandle;
+ unsigned usage;
+
+ if (image->use & __DRI_IMAGE_USE_BACKBUFFER)
+ usage = PIPE_HANDLE_USAGE_EXPLICIT_FLUSH | PIPE_HANDLE_USAGE_READ;
+ else
+ usage = PIPE_HANDLE_USAGE_READ_WRITE;
+
memset(&whandle, 0, sizeof(whandle));
switch (attrib) {
case __DRI_IMAGE_ATTRIB_STRIDE:
whandle.type = DRM_API_HANDLE_TYPE_KMS;
image->texture->screen->resource_get_handle(image->texture->screen,
- image->texture, &whandle);
+ image->texture, &whandle, usage);
*value = whandle.stride;
return GL_TRUE;
case __DRI_IMAGE_ATTRIB_HANDLE:
whandle.type = DRM_API_HANDLE_TYPE_KMS;
image->texture->screen->resource_get_handle(image->texture->screen,
- image->texture, &whandle);
+ image->texture, &whandle, usage);
*value = whandle.handle;
return GL_TRUE;
case __DRI_IMAGE_ATTRIB_NAME:
whandle.type = DRM_API_HANDLE_TYPE_SHARED;
image->texture->screen->resource_get_handle(image->texture->screen,
- image->texture, &whandle);
+ image->texture, &whandle, usage);
*value = whandle.handle;
return GL_TRUE;
case __DRI_IMAGE_ATTRIB_FD:
whandle.type= DRM_API_HANDLE_TYPE_FD;
image->texture->screen->resource_get_handle(image->texture->screen,
- image->texture, &whandle);
+ image->texture, &whandle, usage);
*value = whandle.handle;
return GL_TRUE;
case __DRI_IMAGE_ATTRIB_FORMAT:
diff --git a/src/gallium/state_trackers/dri/dri_screen.h b/src/gallium/state_trackers/dri/dri_screen.h
index 45459906588..dc4692a1c6b 100644
--- a/src/gallium/state_trackers/dri/dri_screen.h
+++ b/src/gallium/state_trackers/dri/dri_screen.h
@@ -109,6 +109,7 @@ struct __DRIimageRec {
unsigned layer;
uint32_t dri_format;
uint32_t dri_components;
+ unsigned use;
void *loader_private;